# \#ngene

**URL:** https://forum.surveyengine.com/tag/ngene/163.md

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## [How to view history of past designs Ngene created for my survey](https://forum.surveyengine.com/t/how-to-view-history-of-past-designs-ngene-created-for-my-survey/269)

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**Author:** [@klacasse](https://forum.surveyengine.com/u/klacasse)\
**Replies:** 1\
**Last updated:** [9 October 2025 10:04 UTC](https://forum.surveyengine.com/t/how-to-view-history-of-past-designs-ngene-created-for-my-survey/269 "2025-10-09T10:04:42Z")

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I am trying to figure out how to view past designs Ngene created for my survey. I basically would like Ngene to run the same d-efficient design a few times so I can choose to use the version of the design that best meets…

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## [NGene design: ensure all alternatives to differ in at least one attribute](https://forum.surveyengine.com/t/ngene-design-ensure-all-alternatives-to-differ-in-at-least-one-attribute/210)

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**Author:** [@yifeiwu](https://forum.surveyengine.com/u/yifeiwu)\
**Replies:** 1\
**Last updated:** [12 August 2025 14:36 UTC](https://forum.surveyengine.com/t/ngene-design-ensure-all-alternatives-to-differ-in-at-least-one-attribute/210 "2025-08-12T14:36:25Z")

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On the NGene Design page, is there a simple way to ensure that all alternatives in my design differ in at least one attribute? (i.e. no option is exactly the same?) Or do I need to specify a series of restrictions using…

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## [Avoiding duplicated choice tasks](https://forum.surveyengine.com/t/avoiding-duplicated-choice-tasks/224)

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**Author:** [@ktb](https://forum.surveyengine.com/u/ktb)\
**Replies:** 1\
**Last updated:** [12 August 2025 14:43 UTC](https://forum.surveyengine.com/t/avoiding-duplicated-choice-tasks/224 "2025-08-12T14:43:06Z")

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Dear all I am trying to generate an efficient design of a fairly simple unlabelled experiment with 2 alternatives, 3 attributes and 2, 2 and 4 levels, respectively. I define strictly signed priors to avoid dominant alte…

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## [Do I need to buy an Ngene™ license](https://forum.surveyengine.com/t/do-i-need-to-buy-an-ngene-license/106)

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**Author:** [@Freddo](https://forum.surveyengine.com/u/Freddo)\
**Replies:** 1\
**Last updated:** [13 February 2023 23:30 UTC](https://forum.surveyengine.com/t/do-i-need-to-buy-an-ngene-license/106 "2023-02-13T23:30:15Z")

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Do I need to buy an Ngene™ Desktop license to use the SurveyEngine script builder?

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## [Importing ngene](https://forum.surveyengine.com/t/importing-ngene/86)

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**Author:** [@Freddo](https://forum.surveyengine.com/u/Freddo)\
**Replies:** 1\
**Last updated:** [13 February 2023 23:15 UTC](https://forum.surveyengine.com/t/importing-ngene/86 "2023-02-13T23:15:25Z")

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How can I import an NGENE design to my survey?

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## [I want to use more than one ngene design](https://forum.surveyengine.com/t/i-want-to-use-more-than-one-ngene-design/88)

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**Author:** [@Freddo](https://forum.surveyengine.com/u/Freddo)\
**Replies:** 1\
**Last updated:** [13 February 2023 23:09 UTC](https://forum.surveyengine.com/t/i-want-to-use-more-than-one-ngene-design/88 "2023-02-13T23:09:05Z")

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Can I use more than 1 NGENE design per experiment?

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## [Converting ngene to surveyengine format](https://forum.surveyengine.com/t/converting-ngene-to-surveyengine-format/85)

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**Author:** [@Freddo](https://forum.surveyengine.com/u/Freddo)\
**Replies:** 1\
**Last updated:** [13 February 2023 23:07 UTC](https://forum.surveyengine.com/t/converting-ngene-to-surveyengine-format/85 "2023-02-13T23:07:55Z")

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How can I convert my NGENE design into SurveyEngine format?